<template>
 <div :style="bg">
   <div style="padding: 10px">
     <!--    功能区域-->
     <!--    <div style="margin: 10px 0">-->
     <!--      <el-button type="primary" @click="add" v-if="user.role === 1">新增</el-button>-->

     <!--    </div>-->

     <!--    搜索区域-->
     <div style="margin: 10px 0">
       <el-input v-model="search" placeholder="请输入订单编号" style="width: 20%" clearable></el-input>
       <el-button type="primary" style="margin-left: 5px" @click="load">查询</el-button>
     </div>
     <el-table
             v-loading="loading"
             :data="tableData"
             border
             stripe
             style="width: 100%"
     >
       <el-table-column
               width="70"
               prop="id"
               label="ID"
               sortable
       >
       </el-table-column>
       <el-table-column
               width="150"
               prop="name"
               label="订单名称">
       </el-table-column>
       <el-table-column
               width="160"
               prop="orderNo"
               label="订单编号">
       </el-table-column>
       <el-table-column
               prop="totalPrice"
               label="总价">
       </el-table-column>
       <el-table-column
               prop="payPrice"
               label="实付款">
       </el-table-column>
       <el-table-column
               prop="discount"
               label="优惠">
       </el-table-column>
       <el-table-column
               prop="transportPrice"
               label="运费">
       </el-table-column>
       <el-table-column
               width="150"
               prop="createTime"
               label="创建时间">
       </el-table-column>
       <el-table-column
               width="150"
               prop="payTime"
               label="付款时间">
       </el-table-column>
       <el-table-column
               prop="username"
               label="购买人">
       </el-table-column>
       <el-table-column label="支付状态">
         <template #default="scope">
           <span v-if="scope.row.state === 0" style="color: orange">未支付</span>
           <span v-if="scope.row.state === 1" style="color: green">已支付</span>
         </template>
       </el-table-column>
       <el-table-column label="操作" width="240">
         <template #default="scope">
           <el-popconfirm title="确定删除吗？" @confirm="handleDelete(scope.row.id)">
             <template #reference>
               <el-button size="mini" type="danger">删除</el-button>
             </template>
           </el-popconfirm>
         </template>
       </el-table-column>
     </el-table>

     <div style="margin: 10px 0">
       <el-pagination
               @size-change="handleSizeChange"
               @current-change="handleCurrentChange"
               :current-page="currentPage"
               :page-sizes="[5, 10, 20]"
               :page-size="pageSize"
               layout="total, sizes, prev, pager, next, jumper"
               :total="total">
       </el-pagination>
     </div>
   </div>
 </div>
</template>

<script>


import request from "@/utils/request";

export default {
  name: 'Order',
  components: {

  },
  data() {
    return {
      bg: {
        backgroundImage:'url(' + require('../assets/background.jpg') + ')',
        backgroundRepeat: "no-repeat",
        backgroundSize: "100% 100%"
      },
      user: {},
      loading: true,
      form: {},
      dialogVisible: false,
      search: '',
      currentPage: 1,
      pageSize: 10,
      total: 0,
      tableData: [],
    }
  },
  created() {
    let userStr = sessionStorage.getItem("user") || "{}"
    this.user = JSON.parse(userStr)
    // 请求服务端，确认当前登录用户的 合法信息
    request.get("/user/" + this.user.id).then(res => {
      if (res.code === '0') {
        this.user = res.data
      }
    })

    this.load()
  },
  methods: {
    load() {
      this.loading = true
      request.get("/order", {
        params: {
          pageNum: this.currentPage,
          pageSize: this.pageSize,
          search: this.search
        }
      }).then(res => {
        this.loading = false
        this.tableData = res.data.records
        this.total = res.data.total
      })
    },
    add() {
      this.dialogVisible = true
      this.form = {}
      if (this.$refs['upload']) {
        this.$refs['upload'].clearFiles()  // 清除历史文件列表
      }
    },
    save() {
      if (this.form.id) {  // 更新
        request.put("/order", this.form).then(res => {
          console.log(res)
          if (res.code === '0') {
            this.$message({
              type: "success",
              message: "更新成功"
            })
          } else {
            this.$message({
              type: "error",
              message: res.msg
            })
          }
          this.load() // 刷新表格的数据
          this.dialogVisible = false  // 关闭弹窗
        })
      }  else {  // 新增
        request.post("/order", this.form).then(res => {
          console.log(res)
          if (res.code === '0') {
            this.$message({
              type: "success",
              message: "新增成功"
            })
          } else {
            this.$message({
              type: "error",
              message: res.msg
            })
          }

          this.load() // 刷新表格的数据
          this.dialogVisible = false  // 关闭弹窗
        })
      }
    },
    handleEdit(row) {
      this.form = JSON.parse(JSON.stringify(row))
      this.dialogVisible = true
      this.$nextTick(() => {
        if (this.$refs['upload']) {
          this.$refs['upload'].clearFiles()  // 清除历史文件列表
        }
      })

    },
    handleDelete(id) {
      console.log(id)
      request.delete("/order/" + id).then(res => {
        if (res.code === '0') {
          this.$message({
            type: "success",
            message: "删除成功"
          })
        } else {
          this.$message({
            type: "error",
            message: res.msg
          })
        }
        this.load()  // 删除之后重新加载表格的数据
      })
    },
    handleSizeChange(pageSize) {   // 改变当前每页的个数触发
      this.pageSize = pageSize
      this.load()
    },
    handleCurrentChange(pageNum) {  // 改变当前页码触发
      this.currentPage = pageNum
      this.load()
    }
  }
}
</script>
